/**
 * 1. 开发一款软件，根据公式（身高-108）*2=体重，可以有10斤左右的浮动。来观察测试者
 */
function isHeightWeight(name, height, weight) {
	// var height = 172
	// var weight = 120

	if (weight > (height - 108) * 2 + 10) {
		console.log(name + '体重过重')
	} else if (weight < (height - 108) * 2 - 10) {
		console.log(name + '体重过轻')
	} else {
		console.log(name + '标准体重')
	}
}

isHeightWeight('中骏',172,120)  // 函数调用语句
isHeightWeight('心意',162,90)  // 函数调用语句


function isyear(year) {
	var isLear = true // 默认是闰年

	if ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0) {
		isLear = true
	} else {
		isLear = false
	}

	console.log(isLear ? '是闰年' : '不是闰年')
}

isyear(2024)

function isGare() {
	// 4. 输入年份和月份，显示该年当月的天数。
	var year = 2000 //年份
	month = 1 //月份var
	var day = 0 // 天数

	switch (month) {
		case 1:
		case 3:
		case 5:
		case 7:
		case 8:
		case 10:
		case 12:
			day = 31
			break
		case 4:
		case 6:
		case 9:
		case 11:
			day = 30
			break
		case 2:
			if ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0) {
				day = 28
			} else {
				day = 29
			}
			break
	}
	console.log(year + '年是' + day)
}
isGare()
